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(y^2-6y+4)+(7y^2+5y+2)

Guest Oct 27, 2013

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(y^2-6y+4)+(7y^2+5y+2)

= y^2-6y+4 +7y^2+5y+2

=8y^2 -6y+4 +5y+2

=8y^2 -1y +6

=8y^2 - y + 6

Melody Oct 27, 2013

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